CFCallsignFinder

Search Watchlist

Track FCC amateur radio vanity callsign availability. Data updated daily.

Legal & Info

Pricing FAQ Terms of Service Privacy Policy

© 2026 CallsignFinder. All rights reserved.

FCC data sourced from FCC Universal Licensing System. Not affiliated with the FCC.

Watchlist Search Account

Home/Search/KR4AAE

← Back to results

KR4AAE

Active2x3Zone 4

License HolderChow, Stephen J

License ClassGeneral

Min. Class RequiredTechnician

Grant DateDec 24, 2024

Expiration DateDec 24, 2034

License History

License ModifiedJan 21, 2025
System-Generated GrantDec 24, 2024
License IssuedDec 24, 2024

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

No competing applications detected. Monitor the FCC ULS application search to verify before filing.

Explore nearby callsigns

← KR4AAD KR4AAF →

FCC data as of Jun 12, 2026 — may be delayed

KR4AAE — CallsignFinder.com